Cathouse may refer to:
- Brothel
Arts, media, and entertainment
- Cathouse: The Series, a TV documentary series
- Cathouse: A Man-Kzin Novel, a novel by Dean Ing set in the Man-Kzin Wars series
- Cathouse, a novella by Dean Ing contained in the Cathouse novel, the Houses of the Kzinti novel and The Man-Kzin Wars novel
- "Cathouse", a song by Faster Pussycat from Faster Pussycat
Business
- Glasgow Cathouse, a nightclub in Glasgow
- "Cathouse", restaurant in the Luxor Las Vegas
See also
- Cat House (disambiguation)